The new values:

# Specifies the max. size (in bytes) for an image that is allowed to be transformed
# If exceeded image transformation is rejected
#
# Default is 10485760 (10MB)
com.openexchange.tools.images.transformations.maxS ize=10485760

# Specifies the max. resolution (in pixels) for an image that is allowed to be transformed
# If exceeded image transformation is rejected
#
# Default is 26824090 (~ 6048x4032 (24 megapixels) + 10%)
com.openexchange.tools.images.transformations.maxR esolution=26824090